APA (7th ed.) Citation

Sefcik, L., Zak, D., & Ellsworth, D. (2007). Seedling survival in a northern temperate forest understory in increased by elevated atmospheric carbon dioxide and atmospheric nitrogen deposition. BLACKWELL PUBLISHING.

Chicago Style (17th ed.) Citation

Sefcik, Lesley, D.R Zak, and D.S Ellsworth. Seedling Survival in a Northern Temperate Forest Understory in Increased by Elevated Atmospheric Carbon Dioxide and Atmospheric Nitrogen Deposition. BLACKWELL PUBLISHING, 2007.

MLA (9th ed.) Citation

Sefcik, Lesley, et al. Seedling Survival in a Northern Temperate Forest Understory in Increased by Elevated Atmospheric Carbon Dioxide and Atmospheric Nitrogen Deposition. BLACKWELL PUBLISHING, 2007.